<template>
  <el-container class="select-match">
    <el-main :style="{ marginBottom: '64px' }">
      <div class="container-xl">
        <div class="row">
          <div class="colname col">
            <div class="type">
              第
              <span class="text-00c8a5">{{ index + 1 }}</span>
              题 （{{
                question.type === "多选" ? "不定项选择" : question.type
              }}）
            </div>
          </div>
        </div>
        <div class="context question-html editor-content-view" v-html="question.context"></div>
        <div v-if="question.type === '判断'" class="row">
          <div class="col-6">
            <div class="select-p indexcorep dui">
              <div class="text-center div" style="line-height: 120px" :span="24"
                :class="data == true ? 'bg-primaryp' : ''" @click="panduan(true)">
                <svg class="icon" aria-hidden="true">
                  <use xlink:href="#icon-dui" />
                </svg>
                正确
              </div>
            </div>
          </div>
          <div class="col-6">
            <div class="select-p indexcorep cuo">
              <el-row>
                <el-col class="text-center div" style="line-height: 120px" @click="panduan(false)"
                  :class="data == false ? 'bg-primaryp' : ''">
                  <svg class="icon" aria-hidden="true">
                    <use xlink:href="#icon-cuowu" />
                  </svg>
                  错误
                </el-col>
              </el-row>
            </div>
          </div>
        </div>
        <div v-else-if="question.type === '单选'" class="row">
          <div class="col-6 choose-item" v-for="(v, k) in option" :key="k">
            <div class="select-a indexcore" :class="data == ['A', 'B', 'C', 'D'][k] ? 'bg-primary1' : ''">
              <el-container @click="xuanze(['A', 'B', 'C', 'D'][k])">
                <el-aside width="108px" class="select-b">
                  <div v-text="['A', 'B', 'C', 'D'][k]"></div>
                </el-aside>
                <el-main class="select-main p-0">
                  <el-row>
                    <el-col class="position-relative p-2" style="min-heihgt: 60px" :span="24">
                      <img class="el-img" v-if="image(v)" :src="v" />
                      <span v-else class="question-html">{{ v }}</span>
                    </el-col>
                  </el-row>
                </el-main>
              </el-container>
            </div>
          </div>
        </div>
        <div v-else-if="question.type === '多选'" class="row">
          <div class="col-6 choose-item" v-for="(v, k) in ['A', 'B', 'C', 'D']" :key="k">
            <div class="select-a indexcore" :class="Array.isArray(data) && data.includes(v) ? 'bg-primary1' : ''
              ">
              <el-container @click="xuanze(['A', 'B', 'C', 'D'][k], true)">
                <el-aside width="108px" class="select-b">
                  <div v-text="['A', 'B', 'C', 'D'][k]"></div>
                </el-aside>
                <el-main class="p-0 select-main">
                  <el-row>
                    <el-col class="position-relative p-2" style="min-heihgt: 60px" :span="24">
                      <img class="el-img" v-if="image(option[k])" :src="option[k]" />
                      <span class="text-wrap text-truncate d-inline-block question-html" v-else>{{ option[k] }}</span>
                    </el-col>
                  </el-row>
                </el-main>
              </el-container>
            </div>
          </div>
        </div>
        <div v-else-if="question.type === '填空'" class="form-group row justify-content-md-center">
          <label for="staticEmail" class="col-12 col-form-label text-center mb-3">空白处填入：</label>
          <div class="col-12 text-center">
            <input class="pl-3 form-control" id="staticEmail" v-model.lazy="data" placeholder="请在此处填写内容" />
          </div>
        </div>
      </div>
    </el-main>
    <el-footer class="foter">
      <el-row>
        <el-col :span="14">
          <slot></slot>
        </el-col>
        <el-col :span="10"></el-col>
      </el-row>
    </el-footer>
  </el-container>
</template>
<script lang="ts">
import {
  computed,
  defineComponent,
  nextTick,
  onMounted,
  PropType,
  ref,
  toRefs,
  watch,
} from "vue";
import Studycodemodel from "../../../mysql_interface/studycodemodel";
import questionhtml from "../../../util/htmlstring";
import { isImage } from "../../../util/RegExp";

export default defineComponent({
  props: {
    index: {
      type: Number as PropType<number>,
      default: 1,
    },
    question: {
      type: Object as PropType<Studycodemodel.Imatchquestion>,
      required: true,
    },
    setuserdata: {
      type: Function,
      required: true,
    },
    userdata: {
      type: Object,
    },

  },
  setup(p) {
    const { question, userdata } = toRefs(p);

    const option = computed(() => {
      if (question.value.answer) {
        return question.value.answer.options || [];
      }
      return [];
    });

    const data = ref<boolean | string | string[]>();
    onMounted(() => {
      start();
    });
    function start() {
      nextTick(() => {
        if (userdata?.value && question.value.ID) {
          const t = userdata.value[question.value.ID];
          data.value = t;
        }
        questionhtml()
      });
    }
    watch(
      () => data.value,
      () => {
        p.setuserdata(question.value.ID, data.value);
      }
    );

    watch(
      () => question.value,
      () => {
        start();
      }
    );

    function image(str: string) {
      return isImage.test(str);
    }
    function panduan(t: boolean) {
      data.value = t;
    }

    function xuanze(t: string, type: boolean) {
      if (type) {
        // 多选
        if (!Array.isArray(data.value)) {
          data.value = [];
        }
        const f = data.value.findIndex((v) => v === t);

        if (f !== -1) {
          data.value.splice(f, 1);
        } else {
          if (data.value.length >= 4) {
            data.value.splice(0, 1);
          }
          data.value.push(t);
        }
      } else {
        data.value = t;
      }
    }

    return {
      panduan,
      data,
      xuanze,
      image,
      option,
    };
  },
});
</script>
<style scoped>
.select-match {
  height: 90vh;
  margin-top: 0px;
  background-color: #fff;
  padding-top: 40px;
}

.colname {
  text-align: center;
  margin-bottom: 35px;
}

.colname .type {
  width: 220px;
  height: 42px;
  border: 1px solid var(--color-cheng);
  opacity: 1;
  border-radius: 28px;
  line-height: 40px;
  font-size: 16px;
  margin: 0 auto;
  font-weight: 400;
  color: #909399;
  opacity: 1;
}

.context {
  margin-bottom: 100px;
  background: #ffffff;
  box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.16);
  opacity: 1;
  border-radius: 24px;
  padding: 33px;
}

.bg-primary1 {
  color: #fff;
}

.foter {
  padding-top: 10px;
  padding-left: 20px;
  min-height: 60px;
  position: fixed;
  bottom: 0;
  width: 100vw;
  background-color: #fff;
  border-top: 1px solid #dfdfdf;
  margin-left: 0px;
  margin-right: 0px;
}

.choose-item {
  display: flex;
}

.select-a {
  width: 360px;
  min-height: 60px;
  margin: auto 0;
  border-radius: 28px;
  margin-bottom: 50px;
  /* transition: all s; */
  border: 1px solid var(--color-cheng);
  transition: all 0.3s;
}

.select-a .el-container {
  cursor: pointer;
}

.select-a .select-b {
  height: 100%;
  text-align: center;
  font-size: 24px;
  font-weight: bold;
  color: var(--color-cheng);
  opacity: 1;
}

.select-b div {
  line-height: 60px;
}

.select-main {
  display: flex;
  font-size: 16px;
}

.position-relative {
  display: flex;
  align-items: center;
  overflow: hidden;
}

.select-main i {
  position: absolute;
  font-size: 60px;
  right: 20px;
  bottom: 20px;
}

.el-img {
  max-width: 100%;
  object-fit: cover;
}

.bg-primary1 {
  background-color: var(--color-cheng) !important;
  border-width: 0;
  color: #fff !important;
  font-weight: bold;
}

.bg-primary1 .select-b {
  color: #fff;
}

.indexcore:hover {
  background: var(--color-cheng3);
  color: var(--color-303133);
  border-color: var(--color-cheng3);
}

.form-control {
  width: 400px;
  margin: 0 auto;
}

.form-control:focus {
  color: #495057;
  background-color: #fff;
  border-color: #dcdfe6;
  outline: 0;
  box-shadow: none !important;
}

.select-p {
  width: 280px;
  height: 120px;
  opacity: 1;
  border-radius: 12px;
  margin: 0 auto;
  line-height: 120px;
  cursor: pointer;
  transition: all 0.3s;
  overflow: hidden;
}

.select-p .div {
  font-size: 24px;
}

.select-p .icon {
  font-size: 48px;
  transform: translateY(7px);
}

.dui {
  border: 1px solid var(--color-cheng);
}

.dui .icon {
  color: var(--color-cheng);
}

.cuo {
  border: 1px solid #f56c6c;
}

.cuo .icon {
  color: #f56c6c;
}

.dui:hover {
  background-color: #d8f3ee;
  border-width: 0px;
}

.bg-primaryp {
  background-color: #3ac2a2;
  color: #fff !important;
}

.bg-primaryp .icon {
  color: #fff !important;
}

.cuo:hover {
  background-color: #fde2e2;
  border-width: 0px;
}

.cuo .bg-primaryp {
  background-color: #f56c6c;
}
</style>